diff options
Diffstat (limited to 'mm/backing-dev.c')
| -rw-r--r-- | mm/backing-dev.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 805b2870ca4e..5ec7658cb984 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -383,6 +383,9 @@ int bdi_init(struct backing_dev_info *bdi) if (err) return err; + bdi->wb_congested.state = 0; + bdi->wb.congested = &bdi->wb_congested; + return 0; } EXPORT_SYMBOL(bdi_init); @@ -504,7 +507,7 @@ void clear_bdi_congested(struct backing_dev_info *bdi, int sync) wait_queue_head_t *wqh = &congestion_wqh[sync]; bit = sync ? WB_sync_congested : WB_async_congested; - if (test_and_clear_bit(bit, &bdi->wb.state)) + if (test_and_clear_bit(bit, &bdi->wb.congested->state)) atomic_dec(&nr_bdi_congested[sync]); smp_mb__after_atomic(); if (waitqueue_active(wqh)) @@ -517,7 +520,7 @@ void set_bdi_congested(struct backing_dev_info *bdi, int sync) enum wb_state bit; bit = sync ? WB_sync_congested : WB_async_congested; - if (!test_and_set_bit(bit, &bdi->wb.state)) + if (!test_and_set_bit(bit, &bdi->wb.congested->state)) atomic_inc(&nr_bdi_congested[sync]); } EXPORT_SYMBOL(set_bdi_congested); |